Lap tray



FIG. 1 is an elevated, front left-quartering perspective view of the new design for a lap tray;

FIG. 2 is a left side elevational view of the new design shown in FIG. 1, a right side elevational view being the mirror image of FIG. 2;

FIG. 3 is a front elevational view of the new design shown in FIG. 1;

FIG. 4 is a rear elevational view of the new design shown in FIG. 1;

FIG. 5 is a top plan view of the new design shown in FIG. 1; and,

FIG. 6 is a bottom plan view of the new design shown in FIG. 1.

The broken lines included within the drawing figures depict environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a lap tray, as shown and described. 